I downloaded again the library Adafruit_SSD1331 and i got those errors.
Adafruit_SSD1331.cpp:292:64: error: 'digitalPinToPort' was not declared in this scope
sclkportreg = portOutputRegister(digitalPinToPort(_sclk));
Adafruit_SSD1331.cpp:292:65: error: 'portOutputRegister' was not declared in this scope
sclkportreg = portOutputRegister(digitalPinToPort(_sclk));
Adafruit_SSD1331.cpp:293:44: error: 'digitalPinToBitMask' was not declared in this scope
sclkpin = digitalPinToBitMask(_sclk);
Adafruit_SSD1331.cpp:310:36: error: 'digitalPinToBitMask' was not declared in this scope
cspin = digitalPinToBitMask(_cs);
Adafruit_SSD1331.cpp:311:56: error: 'digitalPinToPort' was not declared in this scope
csportreg = portOutputRegister(digitalPinToPort(_cs));
Adafruit_SSD1331.cpp:311:57: error: 'portOutputRegister' was not declared in this scope
csportreg = portOutputRegister(digitalPinToPort(_cs));
Any ideas how can I fix them ?